corrin

About 0.05 uses per million words.

Meaning

1. noun A molecular species that contains four reduced pyrrole rings joined in a macrocycle by three -CH= groups and one direct bond; central to the cobalt-containing vitamin cobalamin.

Similar words

corrinoid corrole corphyrin octadehydrocorrin cobamide metallocorrole precorrin coridine cobinic acid dicoronylene

Often followed by

ring b and nucleus macrocycle was strong et had